《数词与主谓致》PPT课件

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1、专题四数词基数词first,second,third…one,two,three…序数词数词的种类一、序数词的用法:序数词前用theYouarethefirsttocomehere.二、基数词的读法:10,000,000,000thousandmillionbillion1001,0001,000,0001,000,000,000onehundredonethousandonemilliononebillion1,000,258,895Onebillion,twohundredandfifty-eightthousan

2、d,eighthundredandninety-five三、时间的表达法:1.时刻:半点:7:30半点之前:7:15半点之后:7:44halfpastsevenfifteenpastsevenaquarterpastsevensixteentoeight2.年月日:月日年:1984年9月1日写法：Sept.1st,1984读法：Septemberthefirst,19843.年代:在19世纪六十年代写法:in1860s读法:intheeighteen,sixties4.世纪:在19世纪inthenineteenthce

3、ntury2个世纪twocenturiesin1860s’四、分数的表达:2分子用基数词表达twothirds分子是二以上，分母的序数词用复述．3分母用序数词表达１２45ahalffourfifthsonesecond特殊用法1.hundred,thousand,million,billion用法（1）前有确切数词时，不用复数也不能用oftwohundredstudents（2）前没有确切数词时，用复数和ofhundredsofstudents成千上百的学生2.score的用法(1)score意为“二十”，与具体数词连

4、用，用单数，如：ascoreofpeople20个人twoscoreofchairs40把椅子(2)与of连用，要用复数，如：scoresoftimes许多次scoresofprogrammes几十个节目(2)做量词与具体数词连用，要用单数twodozenboxes两打盒子severaldozenpencils几打铅笔(3)量词与of连用，要用复数形式dozensofstudents几十个学生3.dozen的用法(1)dozen意为“十二个，一打”adozeneggs十二个鸡蛋Test1.Manyof_____frie

5、ndsBritishpeoplemakeatschoolremain_______friendsforlife,soitistruethatschooldaysare“thebestoflife”.2.Idon’tthinktheexperimentis____failure,becauseithasprovidedwith____valuableexperienceforourfuturetest.3.Theguardcaughthimby_____arm.4.---Really?Whowillgive_______

6、_lecture?---ProfessorChen,_______presidentofBeijingUniversity.5.________presidentofAmericaisObama.There'sonceakingwhooffered____prizeto___artistwhowouldpaint______bestpictureofpeace.Manyartiststried.Thekinglookedatall_____pictures.Buttherewereonlytwohereallylike

7、d,andhehadtochooseonebetweenthem.Onepicturewasofaclamlake.Thelakewas_____perfectmirrorforpeacefultoweringmountainsallaroundit.Overheadwasablueskywithfluffywhiteclouds.Allwhosawthispicturethoughtthatitwasaperfectpictureofpeace.Theotherpicturehadmountains,too.Butt

8、hesewereruggedandbare.Abovewas______angrysky,fromwhichrainfellandinwhichlightningplayed.Down___sideofthemountaintumbled(翻腾)afoaming（水泡）waterfall.Thisdidnotlookpeacefu